WTJP31 RJTD 242100 WARNING 242100. WARNING VALID 252100. TYPHOON WARNING. TYPHOON 1610 LIONROCK (1610) 945 HPA AT 23.7N 131.2E SEA SOUTH OF JAPAN MOVING SOUTHWEST 06 KNOTS. POSITION GOOD. MAX WINDS 85 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 50 MILES. RADIUS OF OVER 30 KNOT WINDS 120 MILES. FORECAST POSITION FOR 250900UTC AT 23.4N 131.1E WITH 30 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. FORECAST POSITION FOR 252100UTC AT 23.7N 131.9E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 935 HPA, MAX WINDS 95 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=